function UUID() {

  this.generate = function() {
    // SOURCE: http://stackoverflow.com/questions/105034/create-guid-uuid-in-javascript
    return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
      var r = Math.random() * 16 | 0,
        v = c == 'x' ? r : (r & 0x3 | 0x8);
      return v.toString(16);
    });
  };

  return this;

}

module.exports = new UUID();
